Fujisawa, Japan

Tsuyoshi Kurokawa

This inventor holds 7 USPTO granted patents. Top assignee: Kabushiki Kaisha Kobe Seiko Sho. Active years: 1993-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsuyoshi Kurokawa. Retrieved from https://idiyas.com/inventor/tsuyoshi-kurokawa

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 5

Forward Citations = 125(Granted Patents)


Location History:

  • Chigasaki, JP (1993 - 1995)
  • Fujisawa, JP (1996 - 2003)

Company Filing History:


Years Active: 1993-2003

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7 patents (USPTO):Explore Patents

Title: Tsuyoshi Kurokawa: Innovator in Welding Technology

Introduction

Tsuyoshi Kurokawa is a prominent inventor based in Fujisawa, Japan. He has made significant contributions to the field of welding technology, holding a total of 7 patents. His innovative approaches have led to advancements that enhance the efficiency and effectiveness of welding processes.

Latest Patents

Kurokawa's latest patents include a plating-free solid wire for MAG welding. This wire features pits on its circumference that are wider inside than at each opening, allowing for improved feedability and lubricating properties. The wire contains a sulfide and a polyisobutene-containing oil, ensuring less spatter during welding. Another notable patent is for a gas shielded arc welding flux cored wire. This welding wire is designed for use in a direct current/positive polarity mode, resulting in minimal sputter generation and excellent weldability across various welding positions.

Career Highlights

Kurokawa is associated with Kabushiki Kaisha Kobe Seiko Sho, where he has been instrumental in developing innovative welding solutions. His work has not only improved the quality of welds but has also contributed to the overall safety and efficiency of welding operations.

Collaborations

Throughout his career, Kurokawa has collaborated with notable colleagues such as Fusaki Koshiishi and Hiroyuki Shimizu. These partnerships have fostered a creative environment that encourages the exchange of ideas and technological advancements.

Conclusion

Tsuyoshi Kurokawa's contributions to welding technology exemplify the impact of innovation in industrial applications. His patents reflect a commitment to enhancing welding processes, making him a key figure in the field.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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